I have a 10/22 with 18" bull barrel and will be shooting at 25, 50, 75, and maybe 100 yards. Now I know the scope I want is the Nikon Prostaff prefer the BDC retical (for hunting). I am looking at either the 4-9x40 with BDC, 4x32 Nikoplex rimfire classic, or 2-7x32 with Nikoplex. Now out of...